  <template>
  <iconpark-icon
    @click="onToggle"
    :title="isFullscreen ? '退出全屏' : '全屏'"
    :name="isFullscreen ? 'off-screen' : 'full-screen'"
  >
  </iconpark-icon>
</template>

 <script setup>
import { ref, onMounted, onUnmounted } from "vue";
import screenfull from "screenfull";

// 是否全屏
const isFullscreen = ref(false);

// 监听变化
const change = () => {
  isFullscreen.value = screenfull.isFullscreen;
};

// 切换事件
const onToggle = () => {
  screenfull.toggle();
};

// 设置侦听器
onMounted(() => {
  screenfull.on("change", change);
});

// 删除侦听器
onUnmounted(() => {
  screenfull.off("change", change);
});
</script>

 <style lang="scss" scoped></style>
